REV. 1.3.0 2.0 USB CONTROL COMMANDS The following table shows all of the USB Control Commands that are su" />
參數(shù)資料
型號: XR21V1412IL32TR-F
廠商: Exar Corporation
文件頁數(shù): 6/32頁
文件大?。?/td> 0K
描述: IC USB UART FIFO FULL SPD 32QFN
產(chǎn)品培訓(xùn)模塊: XR21V141x Full-Speed USB UART Family
標(biāo)準(zhǔn)包裝: 3,000
特點: *
通道數(shù): 2,DUART
FIFO's: 128 字節(jié),384 字節(jié)
規(guī)程: USB 2.0
電源電壓: 2.97 V ~ 3.63 V
帶自動流量控制功能:
安裝類型: 表面貼裝
封裝/外殼: 32-VFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 32-QFN 裸露焊盤(5x5)
包裝: 帶卷 (TR)
配用: 1016-1301-ND - EVAL BOARD FOR XR21V1412IL
XR21V1412
14
2-CH FULL-SPEED USB UART
REV. 1.3.0
2.0
USB CONTROL COMMANDS
The following table shows all of the USB Control Commands that are supported by the V1412. Commands
included are standard USB commands, CDC-ACM commands and custom Exar commands. .
TABLE 4: SUPPORTED USB CONTROL COMMANDS
NAME
REQUEST
TYPE
REQUEST
VALUE
INDEX
LENGTH
DESCRIPTION
DEV GET_STATUS
0x80
0
2
0
Device: remote wake-up +
self-powered
IF GET_STATUS
0x81
0
1-4,
129-
132
0
2
0
Interface: zero
EP GET_STATUS
0x82
0
0-4,
129-
136
0
2
0
Endpoint: halted
DEV CLEAR_FEATURE
0x00
1
0
Device remote wake-up
EP CLEAR_FEATURE
0x02
1
0
0-4,
129-
136
0
Endpoint halt
DEV SET_FEATURE
0x00
3
1
00
0
Device remote wake-up
DEV SET_FEATURE
0x00
3
2
0
test
0
Test mode
EP SET_FEATURE
0x02
3
0
0-4,
129-
136
0
Endpoint halt
SET_ADDRESS
0x00
5
addr
0
GET_DESCRIPTOR
0x80
6
0
1
0
len
LSB
len
MSB
Device descriptor
GET_DESCRIPTOR
0x80
6
0
2
0
len
LSB
len
MSB
Configuration descriptor
GET_CONFIGURATION
0x80
8
0
1
0
SET_CONFIGURATION
0x00
9
n
0
GET_INTERFACE
0x81
10
0
0-7
0
1
0
CDC_ACM_IF
SET_LINE_CODING
0x21
32
0
0, 2,
4, 6
0
7
0
Set the UART baud rate,
parity, stop bits, etc.
CDC_ACM_IF
GET_LINE_CODING
0xA1
33
0
0, 2,
4, 6
0
7
0
Get the UART baud rate,
parity, stop bits, etc.
CDC_ACM_IF
SET_CONTROL_LINE_
STATE
0x21
34
val
0
0, 2,
4, 6
0
Set UART control lines
相關(guān)PDF資料
PDF描述
XR21V1414IM48-F IC UART FIFO USB QUAD 48TQFP
XR3178EID-F IC TXRX RS485 DIFF 3V 8NSOIC
XR5488EID-F IC TXRX RS485 PROFIBUS 8NSOIC
XR68C681P-F IC UART CMOS DUAL 40PDIP
XR68C92CJ-F IC UART FIFO DUAL 44PLCC
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
XR21V1414 制造商:EXAR 制造商全稱:EXAR 功能描述:4-CH FULL-SPEED USB UART
XR21V1414_10 制造商:EXAR 制造商全稱:EXAR 功能描述:4-CH FULL-SPEED USB UART
XR21V1414IM-0A-EB 功能描述:界面開發(fā)工具 Eval Board for XR21V1414IM48-F RoHS:否 制造商:Bourns 產(chǎn)品:Evaluation Boards 類型:RS-485 工具用于評估:ADM3485E 接口類型:RS-485 工作電源電壓:3.3 V
XR21V1414IM-0B-EB 功能描述:界面開發(fā)工具 For XR21V1414 TQFP48 USB, RS232;No Cables RoHS:否 制造商:Bourns 產(chǎn)品:Evaluation Boards 類型:RS-485 工具用于評估:ADM3485E 接口類型:RS-485 工作電源電壓:3.3 V
XR21V1414IM48 制造商:EXAR 制造商全稱:EXAR 功能描述:4-CH FULL-SPEED USB UART